#188E31#188E31

#188E31 is a mid, vivid green. Relative luminance 0.198; OKLCH L 56.6% C 0.165 H 145.8°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#188E31
RGB	rgb(24, 142, 49)
HSL	hsl(133, 71%, 33%)
HSV	hsv(133, 83%, 56%)
CMYK	cmyk(83.1%, 0%, 65.5%, 44.3%)
CIE-LAB	lab(51.57, -50.53, 39.71)
CIE-LCH	lch(51.57, 64.27, 141.84°)
OKLab	oklab(56.58% -0.1361 0.0925)
OKLCH	oklch(56.58% 0.165 145.8)
XYZ	xyz(10.6033, 19.7606, 6.1605)
Luminance	0.1976 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#188E31 #8E1875

analogous

#3A8E18 #188E31 #188E6C

triadic

#188E31 #31188E #8E3118

tetradic

#188E31 #183A8E #8E1875 #8E6C18

square

#188E31 #183A8E #8E1875 #8E6C18

split-complementary

#188E31 #6C188E #8E183A

monochromatic

#06250D #0F5A1F #188E31 #21C243 #41DF63

Accessibility & contrast

On white

4.24

#188E31 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#188E31 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #188E31

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##188E31	#FFFFFF	#000000	##000000
##188E31	1.00	4.24	4.95	4.95
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#908026

Deuteranopia (green-blind)

#847739

Tritanopia (blue-blind)

#008A7B

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #188e31;
/* rgb */ color: rgb(24, 142, 49);
/* oklch */ color: oklch(56.6% 0.165 145.8);

Tailwind

colors: {
  custom: {
    50: '#6cb06d',
    500: '#188e31',
    950: '#000000',
  },
}

SCSS

$custom: #188e31;
$custom-light: #6cb06d;
$custom-dark: #000000;

JSON

{
  "hex": "#188e31",
  "rgb": {
    "r": 24,
    "g": 142,
    "b": 49
  },
  "hsl": {
    "h": 132.712,
    "s": 71.084,
    "l": 32.549
  },
  "oklch": {
    "l": 0.56579,
    "c": 0.16456,
    "h": 145.8
  },
  "luminance": 0.19762
}

Semantic roles & 50–950 ramp

primary

#188E31

secondary

#C042A5

accent

#3AC8EE

background

#F7FBF6

surface

#EDF6EC

border

#C8D0C7

text

#081107

muted

#7B807A

Preview Lab

Preview with #188E31

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →